The ABLLS-R is the Assessment of Basic Language and Learning Skills- Revised, VB-MAPP is the Verbal Behavior Milestones Assessment and Placement Program and ESDM is the Early Screening Denver Model. All are curriculum and skills tracking systems for children diagnosed with ASD and other developmental disabilities. These assessments identify areas of skills necessary for your child’s success in learning functional skills for independence and academic learning. The appropriate assessment tool is selected based on the individual learner’s current skills, age and any challenges that may be interfering with learning.